Lightmatter

Photonics Systems Circuit Design Engineer

This role requires a deep understanding of complex multi-domain platforms as well as integrated silicon photonics and the requirements of datacom systems.

Photonics Layout Intern - Summer 2027

We are looking for an MS or PhD Candidate to fill the internship position within a Photonics Layout and Verification team.

Photonics Hardware Validation Engineer

In this role, you will design, develop, and build photonic test systems that are critical to the characterization and validation of our products.

Photonics Engineer Intern - Summer 2027

This team is designing active and passive Silicon Photonics devices and systems that are at the frontier of the technology and core to Lightmatter products.

Photonics Characterization Intern- Winter 2026

The Photonics & Silicon Engineering team's core function is the design and development of Lightmatter's photonic processors and interconnects using light instead of electrical signals for computation and communication.

People Operations Analyst

We are seeking a Total Rewards & People Operations professional to support the scaling of critical people infrastructure during a period of rapid global growth.

Packaging Thermal and Mechanical Analysis Internship - Summer 2027

Our internship hourly rates are a standard pay determined based on the position and your location, year in school, degree, and experience.

Packaging Mechanical Design Internship - Summer 2027

In this internship, you will build tools that automate how Lightmatter creates and checks the mechanical drawings behind our advanced photonic packages.

Package Layout Engineer

Lightmatter is looking for a Package Layout Design Engineer to drive the next generation products from concept to development.

Package Layout Automation Internship - Summer 2027

In this role you will be responsible to use scripting languages like SKILL within Cadence Design software to automate repetitive tasks in the design process, such as layout generation, component placement, routing…

Mixed-Signal Validation Engineer

In this role, you will be validating the architecture of the mixed-signal circuits that enable a groundbreaking photonic-based communication fabric.

Mechanical Design Engineer

Machine Learning Infrastructure Researcher

Lightmatter is seeking a Principal of Machine Learning Infrastructure Researcher to join our Machine Learning team.

Machine Learning Infrastructure Researcher

Lightmatter is seeking a Principal of Machine Learning Infrastructure Researcher to join our Machine Learning team.

Laser Firmware Intern - Summer 2027

Hardware Systems Technical Lead

We are looking for a talented engineer to provide technical leadership to the Hardware Systems organization to help us build the next generation of silicon photonics based artificial intelligence accelerators and…

Electro-Optic Link Hardware Engineer

We're looking for a hands-on Photonics engineer to lead verification and characterization of high-speed electro-optic links across multiple silicon and system programs.

Electro-Optic Link Hardware Engineer

We're looking for a hands-on Photonics engineer to lead verification and characterization of high-speed electro-optic links across multiple silicon and system programs.

Digital Architect

We are hiring a Digital Architect for high-speed photonic (mixed-signal) communication chips. The selected candidate will partner with the internal engineering team to deliver groundbreaking products to the market.

Digital Architect

We are hiring a Digital Architect for high-speed photonic (mixed-signal) communication chips. The selected candidate will partner with the internal engineering team to deliver groundbreaking products to the market.